---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19029 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 900 24765 4 6426 30724 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:34:d8:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84272sec preferred_lft 84272sec inet6 fe80::f816:3eff:fe34:d823/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:7b:e4:4c:b4:0c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19029) 02/19/26 _x86_64_ (8 CPU) 18:53:08 LINUX RESTART (8 CPU) 19:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:00 27.24 0.14 23.60 3.50 5.76 2298.63 25518.18 19:20:00 34.08 0.00 29.89 4.18 0.05 3100.72 21785.56 Average: 30.69 0.07 26.77 3.84 2.89 2702.57 23638.41 19:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:00 25554124 29380676 2926364 8.90 173412 3871360 3489396 10.29 926884 5931024 15368 19:20:00 24426432 28922932 3379748 10.28 211144 4447492 3390220 10.00 1074752 6846536 130420 Average: 24990278 29151804 3153056 9.59 192278 4159426 3439808 10.14 1000818 6388780 72894 19:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:00 lo 1419.99 1419.99 1351.04 1351.04 0.00 0.00 0.00 0.00 19:10:00 ens3 21.73 18.24 12.40 6.45 0.00 0.00 0.00 0.00 19:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:00 lo 1793.01 1793.01 1707.11 1707.11 0.00 0.00 0.00 0.00 19:20:00 ens3 25.55 21.19 8.31 7.54 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1607.84 1607.84 1530.36 1530.36 0.00 0.00 0.00 0.00 Average: ens3 23.65 19.73 10.34 7.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19029) 02/19/26 _x86_64_ (8 CPU) 18:53:08 LINUX RESTART (8 CPU) 19:00:09 CPU %user %nice %system %iowait %steal %idle 19:10:00 all 35.08 0.00 1.55 0.06 0.06 63.25 19:10:00 0 35.73 0.00 1.60 0.05 0.06 62.55 19:10:00 1 36.61 0.00 1.80 0.02 0.06 61.51 19:10:00 2 34.70 0.00 1.74 0.09 0.06 63.41 19:10:00 3 36.94 0.00 1.37 0.06 0.06 61.57 19:10:00 4 37.62 0.00 1.61 0.04 0.06 60.67 19:10:00 5 31.46 0.00 1.36 0.10 0.06 67.01 19:10:00 6 35.56 0.00 1.53 0.03 0.06 62.82 19:10:00 7 32.00 0.00 1.39 0.07 0.06 66.48 19:20:00 all 41.38 0.00 2.09 0.07 0.07 56.39 19:20:00 0 37.63 0.00 2.10 0.04 0.07 60.16 19:20:00 1 46.94 0.00 2.32 0.04 0.07 50.63 19:20:00 2 43.72 0.00 2.07 0.04 0.07 54.09 19:20:00 3 44.82 0.00 1.91 0.04 0.07 53.15 19:20:00 4 39.11 0.00 2.26 0.22 0.07 58.35 19:20:00 5 40.84 0.00 2.12 0.07 0.07 56.91 19:20:00 6 40.11 0.00 1.80 0.04 0.07 57.98 19:20:00 7 37.86 0.00 2.15 0.06 0.07 59.86 Average: all 38.25 0.00 1.82 0.06 0.06 59.80 Average: 0 36.69 0.00 1.85 0.05 0.07 61.35 Average: 1 41.80 0.00 2.06 0.03 0.07 56.04 Average: 2 39.24 0.00 1.91 0.07 0.06 58.72 Average: 3 40.91 0.00 1.64 0.05 0.07 57.33 Average: 4 38.37 0.00 1.94 0.13 0.06 59.50 Average: 5 36.17 0.00 1.74 0.09 0.06 61.94 Average: 6 37.85 0.00 1.67 0.04 0.06 60.39 Average: 7 34.95 0.00 1.77 0.06 0.06 63.15